Aspire 7720 / 7720G Service Guide
Page 83
...Utility. Keyboard locked - Replace and run Setup Replace RTC battery and Run BIOS Setup Utility to reconfigure system time, then reboot system. System timer error RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. IDE Primary Channel Master Drive Error (THe causes ...Error Code List Error Codes 006 010 070 071 072 110 Error Messages Equipment Configuration Error Causes: 1. Incorrect password is dead - Hard disk drive System board Stuck Key see "Keyboard or Auxiliary Input Device Check" on page 72. Thermal critical High In this situation BIOS ...
...Utility. Keyboard locked - Replace and run Setup Replace RTC battery and Run BIOS Setup Utility to reconfigure system time, then reboot system. System timer error RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. IDE Primary Channel Master Drive Error (THe causes ...Error Code List Error Codes 006 010 070 071 072 110 Error Messages Equipment Configuration Error Causes: 1. Incorrect password is dead - Hard disk drive System board Stuck Key see "Keyboard or Auxiliary Input Device Check" on page 72. Thermal critical High In this situation BIOS ...
Aspire 7720 / 7720G Service Guide
Page 94
... devices one at a time until you find the failing FRU. 7. Power-off the computer. 2. If any problems are found, replace the FRU. 3. Undetermined Problems The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether ...the failure is inoperative. If the problem remains, replace the following devices: T Non-Acer devices T Printer, mouse, and other external devices T Battery pack T Hard disk drive T DIMM T CD-ROM/Diskette drive Module T PC Cards 4. Power-on page 73.): 1. Do not replace a non-defective FRU: T System board T LCD...
... devices one at a time until you find the failing FRU. 7. Power-off the computer. 2. If any problems are found, replace the FRU. 3. Undetermined Problems The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether ...the failure is inoperative. If the problem remains, replace the following devices: T Non-Acer devices T Printer, mouse, and other external devices T Battery pack T Hard disk drive T DIMM T CD-ROM/Diskette drive Module T PC Cards 4. Power-on page 73.): 1. Do not replace a non-defective FRU: T System board T LCD...